To add a reading date:

1. Click the Add Reading Date button (or press Control + Alt + N).
2. A new column will be created with the current date and time displayed at the top.

To edit a reading date:

1. Select the column that you wish to edit the reading date for.
2. Click the Edit Reading Date button (or press Control + Alt + E).
3. The Reading Date dialog box will open, asking the user to specify the date and time for the reading. Enter the new date/time for the vital signs column.
4. Click the OK button (or press Enter); the date and time will be changed at the top of the vital signs column.

To remove a reading date:

1. Select the column that you wish to remove.
2. Click the Remove Reading Date button (or press Control + Alt + R).

*Note: Removal of the selected reading date will result in the loss information contained in the column.